Synonyms of red flags

red flags

noun

plural of red flag

as in red lights

something that tells of approaching danger or risk

the résumé she accidentally left on the office printer was a red flag that she was planning to quit

Synonyms & Similar Words

• red lights
• warnings
• signs
• wake-up calls
• tocsins
• indicators
• signals
• cautions
• tip-offs
• notifications
• premonitions
• buoys
• omens
• portents
• declarations
• presages
• announcements
• notices
• foretokens
• foretastes
• knells

Antonyms & Near Antonyms

• all clears

Example Sentences

Recent Examples of red flags

Her alleged return visit raised red flags when an employee recognized Quast from a similar theft days earlier and alerted police, according to the complaint. — Michael Sinkewicz, FOXNews.com, 18 Sep. 2026

The wobbliness of consumer spending coupled with a steady decline in the rate of personal savings held by the average American has raised red flags for entertainment sector economists. — Cynthia Littleton, Variety, 16 Sep. 2026

Looking back, the VanDoeselaars said, there were several red flags. — Emily Elconin For Cnn, CNN Money, 15 Sep. 2026

Shrugging off red flags But traders are still keen on the sector and see the latest share price decline as an opportunity. — Tobias Burns, CNBC, 14 Sep. 2026

Detective Barry told Chamberlain this raised many red flags for the investigative team. — Jeremy Greenberg, ABC News, 14 Sep. 2026

However, one four-play stretch in the second half should raise some red flags. — Nick Harris, Fort Worth Star-Telegram, 14 Sep. 2026

While Vasilevskiy’s postseason numbers are starting to raise red flags, his regular-season play shouldn’t. — Shayna Goldman, New York Times, 4 Sep. 2026

With horror stories and red flags amplified on social media, Chan says trust levels are also lower than ever. — Rachel Hale, USA Today, 3 Sep. 2026